<template>
	<view class="content">
		<view class="navbar">
			<view v-for="(item, index) in navList" :key="index" class="nav-item"
				:class="{current: tabCurrentIndex === index}" @click="tabClick(index)">
				{{item.text}}
			</view>
		</view>
		<swiper :current="tabCurrentIndex" class="swiper-box" duration="300" @change="changeTab">
			<swiper-item class="tab-content" v-for="(tabItem,tabIndex) in navList" :key="tabIndex">
				<scroll-view class="list-scroll-content" scroll-y @scrolltolower="loadData">
					<!-- 空白页 -->
					<empty v-if="tabItem.loaded === true && tabItem.orderList.length === 0"></empty>
					<!-- 订单列表 -->
					<view v-for="(item,index) in tabItem.orderList" :key="index" class="order-item">
						<view class="i-top b-b">
							<text class="time">订单编号:{{item.orderNo}}</text>
							<text class="status"
								:style="{color: orderStatusExp(item.status).statusTipColor}">{{orderStatusExp(item.status).statusTip}}</text>
						</view>
						<view class="goods-box-single" @click="toDetail(item)">
							<image class="goods-img" :src="imgPath(item.picture)" mode="aspectFill"></image>
							<view class="right">
								<text class="title clamp">{{item.goodName}}</text>
								<text class="attr-box">x {{item.number}}</text>
								<text class="price">{{item.price}}</text>
							</view>
						</view>
						<view class="price-box">
							共
							<text class="num">{{item.number}}</text>
							件商品 实付款
							<text class="price">{{item.price}}</text>
						</view>
						<view class="action-box b-t" v-if="item.status == '1'">
							<button class="action-btn" @click="cancelOrder(item)">取消订单</button>
						</view>
						<view class="action-box b-t" v-if="item.status == '2'">
							<button class="action-btn" @click="confirmOrder(item)">确认收货</button>
						</view>
						<view class="action-box b-t" v-if="item.status == '3'">
							<button class="action-btn" @click="reviewOrder(item)">去评价</button>
						</view>
					</view>
					<uni-load-more :status="tabItem.loadingType"></uni-load-more>

				</scroll-view>
			</swiper-item>
		</swiper>
	</view>
</template>

<script>
	import uniLoadMore from '@/components/uni-load-more/uni-load-more.vue';
	import empty from "@/components/empty";
	export default {
		components: {
			uniLoadMore,
			empty
		},
		data() {
			return {
				tabCurrentIndex: 0,
				navList: [{
						status: 0,
						text: '全部',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 1,
						text: '待付款',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 2,
						text: '待发货',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 3,
						text: '待收货',
						loadingType: 'more',
						orderList: []
					},
					{
						status: 4,
						text: '待评价',
						loadingType: 'more',
						orderList: []
					}
				],
				listQuery: {
					userId: parseInt(uni.getStorageSync('user').customerId)
				},
			};
		},

		onLoad(options) {
			this.loadData()
		},

		methods: {
			imgPath: function(path) {
				if (path == '' || path == null || path == 'null') {
					return "/static/errorImage.jpg"
				} else if (path != '' && path.indexOf('http') >= 0) {
					return path;
				}
				return this.siteHost + path;
			},
			toDetail(item) {
				const order = encodeURIComponent(JSON.stringify(item));
				uni.navigateTo({
					url: `/pages/order/orderDetail?params=${order}`
				})
			},
			//获取订单列表
			loadData() {
				//这里是将订单挂载到tab列表下
				let index = this.tabCurrentIndex;
				if (index == 0) {
					this.listQuery.status = '';
				} else {
					this.listQuery.status = index + ''; //接口赋值
				}
				let navItem = this.navList[index];
				if (navItem.loadingType === 'loading') {
					//防止重复加载
					return;
				}
				navItem.loadingType = 'loading';
				setTimeout(() => {
					let _this = this;
					_this.sendRequest({
						url: "order/get_my_order",
						data: _this.listQuery,
						method: "get",
						success: function(res) {
							let orderList = res.data;
							navItem.orderList = orderList;
							navItem.loadingType = 'more';
						}
					});
				}, 600);
			},
			//swiper 切换
			changeTab(e) {
				this.tabCurrentIndex = e.target.current;
				this.loadData();
			},
			//顶部tab点击
			tabClick(index) {
				this.tabCurrentIndex = index;
			},
			//取消订单
			cancelOrder(item) {
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(() => {
					var _this = this;
					//获取数据
					this.sendRequest({
						url: "order/cancel_order",
						data: { orderId: item.orderId },
						method: "get",
						success: function(res) {
							if (res.code == '200') {
								_this.$api.msg(res.msg);
								_this.loadData();
								uni.hideLoading();
							} else {
								_this.$api.msg(res.msg);
							}
						}
					});
				}, 600)
			},

			//确认收货
			confirmOrder(item) {
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(() => {
					var _this = this;
					//获取数据
					this.sendRequest({
						url: "order/update_order_status",
						data: {
							orderId: item.orderId,
							status: '3'
						},
						method: "POST",
						success: function(res) {
							if (res.code == '200') {
								_this.$api.msg(res.msg);
								_this.loadData();
								uni.hideLoading();
							} else {
								_this.$api.msg(res.msg);
							}
						}
					});
				}, 600)
			},

			//评价
			reviewOrder(item) {
				uni.showLoading({
					title: '请稍后'
				})
				setTimeout(() => {
					var _this = this;
					//获取数据
					this.sendRequest({
						url: "order/update_order_status",
						data: {
							orderId: item.orderId,
							status: '4'
						},
						method: "POST",
						success: function(res) {
							if (res.code == '200') {
								_this.$api.msg(res.msg);
								_this.loadData();
								uni.hideLoading();
							} else {
								_this.$api.msg(res.msg);
							}
						}
					});
				}, 600)
			},


			//订单状态文字和颜色
			orderStatusExp(status) {
				let statusTip = '',
					statusTipColor = '#fa436a';
				switch (status) {
					case "0":
						statusTip = '交易中';
						break;
					case "1":
						statusTip = '待发货';
						break;
					case "2":
						statusTip = '待收货';
						break;
					case "3":
						statusTip = '待评价';
						break;
					case "4":
						statusTip = '已完成';
						// 	statusTipColor = '#909399';
						break;

						//更多自定义
				}
				return { statusTip, statusTipColor };
			}
		},
	}
</script>

<style lang="scss">
	page,
	.content {
		background: $page-color-base;
		height: 100%;
	}

	.swiper-box {
		height: calc(100% - 40px);
	}

	.list-scroll-content {
		height: 100%;
	}

	.navbar {
		display: flex;
		height: 40px;
		padding: 0 5px;
		background: #fff;
		box-shadow: 0 1px 5px rgba(0, 0, 0, .06);
		position: relative;
		z-index: 10;

		.nav-item {
			flex: 1;
			display: flex;
			justify-content: center;
			align-items: center;
			height: 100%;
			font-size: 15px;
			color: $font-color-dark;
			position: relative;

			&.current {
				color: $base-color;

				&:after {
					content: '';
					position: absolute;
					left: 50%;
					bottom: 0;
					transform: translateX(-50%);
					width: 44px;
					height: 0;
					border-bottom: 2px solid $base-color;
				}
			}
		}
	}

	.uni-swiper-item {
		height: auto;
	}

	.order-item {
		display: flex;
		flex-direction: column;
		padding-left: 30upx;
		background: #fff;
		margin-top: 16upx;

		.i-top {
			display: flex;
			align-items: center;
			height: 80upx;
			padding-right: 30upx;
			font-size: $font-base;
			color: $font-color-dark;
			position: relative;

			.time {
				flex: 1;
			}

			.status {
				color: $base-color;
			}

			.del-btn {
				padding: 10upx 0 10upx 36upx;
				font-size: $font-lg;
				color: $font-color-light;
				position: relative;

				&:after {
					content: '';
					width: 0;
					height: 30upx;
					border-left: 1px solid $border-color-dark;
					position: absolute;
					left: 20upx;
					top: 50%;
					transform: translateY(-50%);
				}
			}
		}

		/* 多条商品 */
		.goods-box {
			height: 160upx;
			padding: 20upx 0;
			white-space: nowrap;

			.goods-item {
				width: 120upx;
				height: 120upx;
				display: inline-block;
				margin-right: 24upx;
			}

			.goods-img {
				display: block;
				width: 100%;
				height: 100%;
			}
		}

		/* 单条商品 */
		.goods-box-single {
			display: flex;
			padding: 20upx 0;

			.goods-img {
				display: block;
				width: 120upx;
				height: 120upx;
			}

			.right {
				flex: 1;
				display: flex;
				flex-direction: column;
				padding: 0 30upx 0 24upx;
				overflow: hidden;

				.title {
					font-size: $font-base + 2upx;
					color: $font-color-dark;
					line-height: 1;
				}

				.attr-box {
					font-size: $font-sm + 2upx;
					color: $font-color-light;
					padding: 10upx 12upx;
				}

				.price {
					font-size: $font-base + 2upx;
					color: $font-color-dark;

					&:before {
						content: '￥';
						font-size: $font-sm;
						margin: 0 2upx 0 8upx;
					}
				}
			}
		}

		.price-box {
			display: flex;
			justify-content: flex-end;
			align-items: baseline;
			padding: 20upx 30upx;
			font-size: $font-sm + 2upx;
			color: $font-color-light;

			.num {
				margin: 0 8upx;
				color: $font-color-dark;
			}

			.price {
				font-size: $font-lg;
				color: $font-color-dark;

				&:before {
					content: '￥';
					font-size: $font-sm;
					margin: 0 2upx 0 8upx;
				}
			}
		}

		.action-box {
			display: flex;
			justify-content: flex-end;
			align-items: center;
			height: 100upx;
			position: relative;
			padding-right: 30upx;
		}

		.action-btn {
			width: 160upx;
			height: 60upx;
			margin: 0;
			margin-left: 24upx;
			padding: 0;
			text-align: center;
			line-height: 60upx;
			font-size: $font-sm + 2upx;
			color: white;
			background: #0000ff;
			border-radius: 100px;

			&:after {
				border-radius: 100px;
			}

			&.recom {
				background: #fff9f9;
				color: $base-color;

				&:after {
					border-color: #f7bcc8;
				}
			}
		}
	}


	/* load-more */
	.uni-load-more {
		display: flex;
		flex-direction: row;
		height: 80upx;
		align-items: center;
		justify-content: center
	}

	.uni-load-more__text {
		font-size: 28upx;
		color: #999
	}

	.uni-load-more__img {
		height: 24px;
		width: 24px;
		margin-right: 10px
	}

	.uni-load-more__img>view {
		position: absolute
	}

	.uni-load-more__img>view view {
		width: 6px;
		height: 2px;
		border-top-left-radius: 1px;
		border-bottom-left-radius: 1px;
		background: #999;
		position: absolute;
		opacity: .2;
		transform-origin: 50%;
		animation: load 1.56s ease infinite
	}

	.uni-load-more__img>view view:nth-child(1) {
		transform: rotate(90deg);
		top: 2px;
		left: 9px
	}

	.uni-load-more__img>view view:nth-child(2) {
		transform: rotate(180deg);
		top: 11px;
		right: 0
	}

	.uni-load-more__img>view view:nth-child(3) {
		transform: rotate(270deg);
		bottom: 2px;
		left: 9px
	}

	.uni-load-more__img>view view:nth-child(4) {
		top: 11px;
		left: 0
	}

	.load1,
	.load2,
	.load3 {
		height: 24px;
		width: 24px
	}

	.load2 {
		transform: rotate(30deg)
	}

	.load3 {
		transform: rotate(60deg)
	}

	.load1 view:nth-child(1) {
		animation-delay: 0s
	}

	.load2 view:nth-child(1) {
		animation-delay: .13s
	}

	.load3 view:nth-child(1) {
		animation-delay: .26s
	}

	.load1 view:nth-child(2) {
		animation-delay: .39s
	}

	.load2 view:nth-child(2) {
		animation-delay: .52s
	}

	.load3 view:nth-child(2) {
		animation-delay: .65s
	}

	.load1 view:nth-child(3) {
		animation-delay: .78s
	}

	.load2 view:nth-child(3) {
		animation-delay: .91s
	}

	.load3 view:nth-child(3) {
		animation-delay: 1.04s
	}

	.load1 view:nth-child(4) {
		animation-delay: 1.17s
	}

	.load2 view:nth-child(4) {
		animation-delay: 1.3s
	}

	.load3 view:nth-child(4) {
		animation-delay: 1.43s
	}

	@-webkit-keyframes load {
		0% {
			opacity: 1
		}

		100% {
			opacity: .2
		}
	}
</style>
